參數(shù)資料
型號(hào): UPD78054Y
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-bit single-chip microcontroller
中文描述: 8位單片機(jī)
文件頁(yè)數(shù): 13/62頁(yè)
文件大?。?/td> 576K
代理商: UPD78054Y
13
μ
PD78001B(A), 78002B(A)
2
8-A
16
5-A
10-A
5-A
8-A
5-A
5-E
5-A
13-B
5-A
2
16
P00/INTP0
P01/INTP1
P02/INTP2
P03/INTP3
P04/XT1
P10 to P17
P20 to P24
P25/SI0/SB0
P26/SO0/SB1
P27/SCK0
P30
P31/TO1
P32/TO2
P33/TI1
P34/TI2
P35/PCL
P36/BUZ
P37
P40/AD0 to P47/AD7
P50/A8 to P57/A15
P60 to P63
P64/RD
P65/WR
P66/WAIT
P67/ASTB
RESET
XT2
IC0, IC1, IC3
IC2
Input/Output
Circuit Type
3.3
PIN I/O CIRCUIT AND RECOMMENDED CONNECTION OF UNUSED PINS
The input/output circuit type of each pin and recommended connection of unused pins are shown in Table 3-1.
For the input/output circuit configuration of each type, see Fig. 3-1.
Table 3-1 Input/Output Circuit Type of Each Pin
Recommended Connection when Not Used
I/O
Pin Name
Input
Input/output
Input
Input/output
Input
Leave open.
Connected to V
SS
directly.
Connected to V
DD
directly.
Connected to V
SS
.
Connected to V
SS
through resistor independently.
Connected to V
DD
or V
SS
.
Connected to V
DD
or V
SS
through resistor independently.
Connected to V
DD
through resistor independently.
Connected to V
DD
or V
SS
through resistor independently.
Connected to V
DD
through resistor independently.
Connected to V
DD
or V
SS
through resistor independently.
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